Test ID:	1.3.6.1.4.1.25623.1.1.2.2021.2907
Category:	Huawei EulerOS Local Security Checks
Title:	Huawei EulerOS: Security Advisory for python-lxml (EulerOS-SA-2021-2907)
Summary:	The remote host is missing an update for the Huawei EulerOS 'python-lxml' package(s) announced via the EulerOS-SA-2021-2907 advisory.
Description:	Summary: The remote host is missing an update for the Huawei EulerOS 'python-lxml' package(s) announced via the EulerOS-SA-2021-2907 advisory. Vulnerability Insight: An XSS vulnerability was discovered in python-lxml's clean module versions before 4.6.3. When disabling the safe_attrs_only and forms arguments, the Cleaner class does not remove the formaction attribute allowing for JS to bypass the sanitizer. A remote attacker could exploit this flaw to run arbitrary JS code on users who interact with incorrectly sanitized HTML. This issue is patched in lxml 4.6.3.(CVE-2021-28957) Affected Software/OS: 'python-lxml' package(s) on Huawei EulerOS Virtualization 3.0.2.6. Solution: Please install the updated package(s). CVSS Score: 4.3 CVSS Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2021-28957 https://security.netapp.com/advisory/ntap-20210521-0004/ Debian Security Information: DSA-4880 (Google Search) https://www.debian.org/security/2021/dsa-4880 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3C2R44VDUY7FJVMAVRZ2WY7XYL4SVN45/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XXN3QPWCTQVOGW4BMWV3AUUZZ4NRZNSQ/ https://security.gentoo.org/glsa/202208-06 https://bugs.launchpad.net/lxml/+bug/1888153 https://github.com/lxml/lxml/commit/a5f9cb52079dc57477c460dbe6ba0f775e14a999 https://github.com/lxml/lxml/pull/316/commits/10ec1b4e9f93713513a3264ed6158af22492f270 https://www.oracle.com/security-alerts/cpuoct2021.html https://lists.debian.org/debian-lts-announce/2021/03/msg00031.html
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